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Period Tools vs 2-Cycle Oil Mix Calculator

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Period Tools compared with 2-Cycle Oil Mix Calculator
DetailPeriod Tools logo Period Tools2-Cycle Oil Mix Calculator logo 2-Cycle Oil Mix Calculator
What it doesFree, accurate cycle and period predictor Free calculator for 2-stroke oil and gas mix ratios
StageStartup Not given
Founded2026 Not given
Based inNot given Not given
Pricing modelFreemium Free
PricingAll calculators and guides are free. Period Tools Pro (optional): $4.99/month or $19.99/year. Not given
Key features
  • Predicts next 6 periods
  • Calculates ovulation day
  • Identifies fertile window
  • Private on-device tracking
  • Cloud sync for Pro subscribers
  • No signup required
  • Calculate oil amount for any fuel volume at any mix ratio
  • Results in both US and metric units
  • Printable mix ratio reference charts
  • Bidirectional calculation
  • Works in browser with no installation required
  • Equipment guidance by manufacturer and class
What makes it different
  • No data collection or server storage
  • Uses standard medical calculation methods
  • Honest about limitations and accuracy
  • No aggressive marketing tactics
  • Built and maintained by one person with editorial independence
  • No user data collection or tracking of calculations
  • Equipment ratios sourced from manufacturer specifications and manuals
Community votes00
DR (Domain Rating by Ahrefs)15 no change since last check2 no change since last check
Trust Flow (Majestic)205
Citation Flow (Majestic)922
Referring domains (Majestic)7715

4 details filled in for both companies.

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